- The
articular process or
zygapophysis (Gr****: ζυγόν, romanized: zugón, lit. 'yoke' + apophysis) of a
vertebra is a
projection of the
vertebra that serves...
- and
crown Perissodactyla.
Previous study has
shown that
these S-shaped
zygapophyses prevent torsion between vertebrae. As said in this study, it is possible...
- process, diapophyses, parapophyses, and
zygapophyses (both the
cranial zygapophyses and the
caudal zygapophyses). The
centrum of the
vertebra can be classified...
- complex".
There is a
complete fusion between centra,
neural arches,
zygapophyses, and
sometimes neural spines. In 2017,
Victoria M.
Arbour and
David C...
-
identified as that of an azhdarchid. The
centrum is
relatively low, the
zygapophyses are
large and flattened, and the
preserved portions of the
neural spine...
-
provided with
additional articular surfaces in the form of pre- and post-
zygapophyses, broad, flattened, and overlapping, and of a pair of
anterior wedge-shaped...
- vertebrae.
Compared to the
narrow vertebrae and the
closely positioned zygapophyses of the pleurodires, the cryptodires’
vertebrae take on the
opposite shape...
- the
middle ones
stiffened by
elongated articulation processes, the
zygapophyses, and chevrons. Such
tails acted as rudders,
sometimes ending at the rear...
- vertebra. Here, the pre-
zygapophyses also
reached over the
level of the
centra for most of
their length,
while the post-
zygapophyses reached over this level...
- had more
supportive ribs and
stronger vertebrae with more
developed zygapophyses.
Whether or not
these traits were
independently evolved in Ichthyostega...
